Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Ontario Street Operatory

Organization Ambulatory Surgical Clinic/Center · NPI 1477017333

Ontario Street Operatory is an Ambulatory Surgical Clinic/Center in Chicago, Illinois. Works from 2 locations. Registered with an NPI since 2019.

In the registry since
2019

Practice location Address checks out

22 W Ontario St
Chicago, IL 60654-5169
Phone: (312) 642-0400
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 20 W Ontario St, Chicago, IL 60654-3809 — (312) 642-0400

Specialties & licences

Ambulatory Surgical Clinic/Center (primary) Taxonomy 261QA1903X

Record details

NPI number1477017333
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Jeffrey Weinzweig — Owner · (312) 642-0400
NPI enumeratedJanuary 24, 2019
Last updated in NPPESFebruary 5, 2019
Mailing address22 W Ontario St, Chicago, IL 60654-5169

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